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NAME="INFOSCHEMA-TABLE-CONSTRAINTS"
>34.48. <TT
CLASS="LITERAL"
>table_constraints</TT
></A
></H1
><P
>   The view <TT
CLASS="LITERAL"
>table_constraints</TT
> contains all
   constraints belonging to tables that the current user owns or has
   some non-SELECT privilege on.
  </P
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><P
><B
>Table 34-46. <TT
CLASS="LITERAL"
>table_constraints</TT
> Columns</B
></P
><TABLE
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><COL><COL><COL><THEAD
><TR
><TH
>Name</TH
><TH
>Data Type</TH
><TH
>Description</TH
></TR
></THEAD
><TBODY
><TR
><TD
><TT
CLASS="LITERAL"
>constraint_catalog</TT
></TD
><TD
><TT
CLASS="TYPE"
>sql_identifier</TT
></TD
><TD
>Name of the database that contains the constraint (always the current database)</TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>constraint_schema</TT
></TD
><TD
><TT
CLASS="TYPE"
>sql_identifier</TT
></TD
><TD
>Name of the schema that contains the constraint</TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>constraint_name</TT
></TD
><TD
><TT
CLASS="TYPE"
>sql_identifier</TT
></TD
><TD
>Name of the constraint</TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>table_catalog</TT
></TD
><TD
><TT
CLASS="TYPE"
>sql_identifier</TT
></TD
><TD
>Name of the database that contains the table (always the current database)</TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>table_schema</TT
></TD
><TD
><TT
CLASS="TYPE"
>sql_identifier</TT
></TD
><TD
>Name of the schema that contains the table</TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>table_name</TT
></TD
><TD
><TT
CLASS="TYPE"
>sql_identifier</TT
></TD
><TD
>Name of the table</TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>constraint_type</TT
></TD
><TD
><TT
CLASS="TYPE"
>character_data</TT
></TD
><TD
>       Type of the constraint: <TT
CLASS="LITERAL"
>CHECK</TT
>,
       <TT
CLASS="LITERAL"
>FOREIGN KEY</TT
>, <TT
CLASS="LITERAL"
>PRIMARY KEY</TT
>,
       or <TT
CLASS="LITERAL"
>UNIQUE</TT
>
      </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>is_deferrable</TT
></TD
><TD
><TT
CLASS="TYPE"
>yes_or_no</TT
></TD
><TD
><TT
CLASS="LITERAL"
>YES</TT
> if the constraint is deferrable, <TT
CLASS="LITERAL"
>NO</TT
> if not</TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>initially_deferred</TT
></TD
><TD
><TT
CLASS="TYPE"
>yes_or_no</TT
></TD
><TD
><TT
CLASS="LITERAL"
>YES</TT
> if the constraint is deferrable and initially deferred, <TT
CLASS="LITERAL"
>NO</TT
> if not</TD
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